package ooday02;

public class InterfaceDemo {
    public static void main(String[] args) {
        //Inter o = new Inter();
    }
}



interface Inter{
    abstract void show();
    void test();
    //void  say(){}
}
class InterImpl implements Inter{
    public void show() {
    }
    public void test() {
    }
}





interface Inter1{
    void show();
}
interface Inter2{
    void test();
}
abstract class Eoo{
    abstract void say();
}
class Foo extends Eoo implements Inter1,Inter2{
    public void show(){}
    public void test(){}
    void say(){}
}




interface Inter3{
    void show();
}
interface Inter4 extends Inter3{
    void test();
}
class Goo implements Inter4{
    public void show(){}
    public void test(){}
}















